Home / 645,408,038.80-968,112,058.20-160,733,846.80

Finding the Fourth Proportional to 645,408,038.80, 968,112,058.20 and 160,733,846.80

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Solution

The fourth proportional to 645,408,038.80, 968,112,058.20 and 160,733,846.80 is: 241,100,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,408,038.80 : 968,112,058.20 = 160,733,846.80 : x
  2. Step 2: Convert to fraction form
    645,408,038.80/968,112,058.20 = 160,733,846.80/x
  3. Step 3: Cross multiply
    645,408,038.80x = 968,112,058.20 × 160,733,846.80
  4. Step 4: Simplify right side
    645,408,038.80x = 155,608,375,247,951,488
  5. Step 5: Solve for x
    x = 155,608,375,247,951,488/645,408,038.80
  6. Step 6: Final answer
    x = 241,100,770.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.